“dyspnea”的概念、定义、翻译、参考文献-科学参考

单词	dyspnea
释义	dyspnea Encyclopedia 医学呼吸困难释 dyspnea呼吸困难患者主观感觉空气不足或呼吸费力，客观上表现为呼吸运动用力，严重时可出现张口呼吸、鼻翼扇动、端坐呼吸及发绀、辅助呼吸肌参与呼吸运动，并伴有呼吸频率、深度和节律异常的现象。医学肺系病证释 dyspnea喘证以呼吸急促，甚则张口抬肩、鼻翼煽动、不能平卧为主要临床表现的病证。
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